A lawyer who advised Tinley Park to settle a lawsuit alleging it violated the Fair Housing Act may not defend a former employee against the village’s accusations that her actions led to the suit, a federal judge held.In a written opinion last week, U.S. District Judge Sara L. Ellis disqualified John B. Murphey of Rosenthal, Murphey, Coblentz & Donahue from defending former Tinley Park planning director Amy Connolly against a separate suit accusing her of breaching her fiduciary duties to the south suburb.In that …